Search Results for author: Jeong Joon Park

Found 25 papers, 9 papers with code

SIR-DIFF: Sparse Image Sets Restoration with Multi-View Diffusion Model

no code implementations18 Mar 2025 Yucheng Mao, Boyang Wang, Nilesh Kulkarni, Jeong Joon Park

The computer vision community has developed numerous techniques for digitally restoring true scene information from single-view degraded photographs, an important yet extremely ill-posed task.

3D Reconstruction Deblurring +5

LIFT-GS: Cross-Scene Render-Supervised Distillation for 3D Language Grounding

no code implementations27 Feb 2025 Ang Cao, Sergio Arnaud, Oleksandr Maksymets, Jianing Yang, Ayush Jain, Sriram Yenamandra, Ada Martin, Vincent-Pierre Berges, Paul McVay, Ruslan Partsey, Aravind Rajeswaran, Franziska Meier, Justin Johnson, Jeong Joon Park, Alexander Sax

Our approach to training 3D vision-language understanding models is to train a feedforward model that makes predictions in 3D, but never requires 3D labels and is supervised only in 2D, using 2D losses and differentiable rendering.

Decoder

Taming Feed-forward Reconstruction Models as Latent Encoders for 3D Generative Models

no code implementations31 Dec 2024 Suttisak Wizadwongsa, Jinfan Zhou, Edward Li, Jeong Joon Park

Recent AI-based 3D content creation has largely evolved along two paths: feed-forward image-to-3D reconstruction approaches and 3D generative models trained with 2D or 3D supervision.

3D Generation 3D Reconstruction +3

Cocoon: Robust Multi-Modal Perception with Uncertainty-Aware Sensor Fusion

no code implementations16 Oct 2024 Minkyoung Cho, Yulong Cao, Jiachen Sun, Qingzhao Zhang, Marco Pavone, Jeong Joon Park, Heng Yang, Z. Morley Mao

An important paradigm in 3D object detection is the use of multiple modalities to enhance accuracy in both normal and challenging conditions, particularly for long-tail scenarios.

3D Object Detection Object +4

DiffusionPDE: Generative PDE-Solving Under Partial Observation

1 code implementation25 Jun 2024 Jiahe Huang, Guandao Yang, Zichen Wang, Jeong Joon Park

We introduce a general framework for solving partial differential equations (PDEs) using generative diffusion models.

CurveCloudNet: Processing Point Clouds with 1D Structure

1 code implementation CVPR 2024 Colton Stearns, Davis Rempe, Jiateng Liu, Alex Fu, Sebastien Mascha, Jeong Joon Park, Despoina Paschalidou, Leonidas J. Guibas

Modern depth sensors such as LiDAR operate by sweeping laser-beams across the scene, resulting in a point cloud with notable 1D curve-like structures.

CC3D: Layout-Conditioned Generation of Compositional 3D Scenes

no code implementations ICCV 2023 Sherwin Bahmani, Jeong Joon Park, Despoina Paschalidou, Xingguang Yan, Gordon Wetzstein, Leonidas Guibas, Andrea Tagliasacchi

In this work, we introduce CC3D, a conditional generative model that synthesizes complex 3D scenes conditioned on 2D semantic scene layouts, trained using single-view images.

Inductive Bias

PartNeRF: Generating Part-Aware Editable 3D Shapes without 3D Supervision

no code implementations16 Mar 2023 Konstantinos Tertikas, Despoina Paschalidou, Boxiao Pan, Jeong Joon Park, Mikaela Angelina Uy, Ioannis Emiris, Yannis Avrithis, Leonidas Guibas

Evaluations on various ShapeNet categories demonstrate the ability of our model to generate editable 3D objects of improved fidelity, compared to previous part-based generative approaches that require 3D supervision or models relying on NeRFs.

NeRF

Generating Part-Aware Editable 3D Shapes Without 3D Supervision

1 code implementation CVPR 2023 Konstantinos Tertikas, Despoina Paschalidou, Boxiao Pan, Jeong Joon Park, Mikaela Angelina Uy, Ioannis Emiris, Yannis Avrithis, Leonidas Guibas

Evaluations on various ShapeNet categories demonstrate the ability of our model to generate editable 3D objects of improved fidelity, compared to previous part-based generative approaches that require 3D supervision or models relying on NeRFs.

NeRF

SinGRAF: Learning a 3D Generative Radiance Field for a Single Scene

no code implementations CVPR 2023 Minjung Son, Jeong Joon Park, Leonidas Guibas, Gordon Wetzstein

Generative models have shown great promise in synthesizing photorealistic 3D objects, but they require large amounts of training data.

Diversity

3D-Aware Video Generation

1 code implementation29 Jun 2022 Sherwin Bahmani, Jeong Joon Park, Despoina Paschalidou, Hao Tang, Gordon Wetzstein, Leonidas Guibas, Luc van Gool, Radu Timofte

Generative models have emerged as an essential building block for many image synthesis and editing tasks.

Image Generation Video Generation

BACON: Band-limited Coordinate Networks for Multiscale Scene Representation

1 code implementation CVPR 2022 David B. Lindell, Dave Van Veen, Jeong Joon Park, Gordon Wetzstein

These networks are trained to map continuous input coordinates to the value of a signal at each point.

Seeing the World in a Bag of Chips

no code implementations CVPR 2020 Jeong Joon Park, Aleksander Holynski, Steve Seitz

We address the dual problems of novel view synthesis and environment reconstruction from hand-held RGBD sensors.

Novel View Synthesis

DeepSDF: Learning Continuous Signed Distance Functions for Shape Representation

5 code implementations CVPR 2019 Jeong Joon Park, Peter Florence, Julian Straub, Richard Newcombe, Steven Lovegrove

In this work, we introduce DeepSDF, a learned continuous Signed Distance Function (SDF) representation of a class of shapes that enables high quality shape representation, interpolation and completion from partial and noisy 3D input data.

3D geometry 3D Reconstruction +1

Surface Light Field Fusion

no code implementations6 Sep 2018 Jeong Joon Park, Richard Newcombe, Steve Seitz

We present an approach for interactively scanning highly reflective objects with a commodity RGBD sensor.

Prevalence and recoverability of syntactic parameters in sparse distributed memories

no code implementations21 Oct 2015 Jeong Joon Park, Ronnel Boettcher, Andrew Zhao, Alex Mun, Kevin Yuh, Vibhor Kumar, Matilde Marcolli

We propose a new method, based on Sparse Distributed Memory (Kanerva Networks), for studying dependency relations between different syntactic parameters in the Principles and Parameters model of Syntax.

Relation

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